Base | Representation |
---|---|
bin | 111111111101101… |
… | …111000000011011 |
3 | 2202210022120012200 |
4 | 333331233000123 |
5 | 4144211213211 |
6 | 254253141243 |
7 | 35410415112 |
oct | 7775570033 |
9 | 2683276180 |
10 | 1073147931 |
11 | 500844a19 |
12 | 25b48a823 |
13 | 14143b79b |
14 | a274cc79 |
15 | 6432eb56 |
hex | 3ff6f01b |
1073147931 has 6 divisors (see below), whose sum is σ = 1550102580. Its totient is φ = 715431948.
The previous prime is 1073147923. The next prime is 1073147941. The reversal of 1073147931 is 1397413701.
It is not a de Polignac number, because 1073147931 - 23 = 1073147923 is a prime.
It is a super-2 number, since 2×10731479312 = 2303292963619161522, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1073147921) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 59619321 + ... + 59619338.
It is an arithmetic number, because the mean of its divisors is an integer number (258350430).
Almost surely, 21073147931 is an apocalyptic number.
1073147931 is a deficient number, since it is larger than the sum of its proper divisors (476954649).
1073147931 is a wasteful number, since it uses less digits than its factorization.
1073147931 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 119238665 (or 119238662 counting only the distinct ones).
The product of its (nonzero) digits is 15876, while the sum is 36.
The square root of 1073147931 is about 32758.9366585669. The cubic root of 1073147931 is about 1023.8111716814.
The spelling of 1073147931 in words is "one billion, seventy-three million, one hundred forty-seven thousand, nine hundred thirty-one".
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